15 from .common
import InfoExtractor
, SearchInfoExtractor
16 from .subtitles
import SubtitlesInfoExtractor
21 compat_urllib_request
,
28 get_element_by_attribute
,
36 class YoutubeBaseInfoExtractor(InfoExtractor
):
37 """Provide base functions for Youtube extractors"""
38 _LOGIN_URL
= 'https://accounts.google.com/ServiceLogin'
39 _LANG_URL
= r
'https://www.youtube.com/?hl=en&persist_hl=1&gl=US&persist_gl=1&opt_out_ackd=1'
40 _AGE_URL
= 'http://www.youtube.com/verify_age?next_url=/&gl=US&hl=en'
41 _NETRC_MACHINE
= 'youtube'
42 # If True it will raise an error if no login info is provided
43 _LOGIN_REQUIRED
= False
45 def _set_language(self
):
46 return bool(self
._download
_webpage
(
48 note
=u
'Setting language', errnote
='unable to set language',
52 (username
, password
) = self
._get
_login
_info
()
53 # No authentication to be performed
55 if self
._LOGIN
_REQUIRED
:
56 raise ExtractorError(u
'No login info available, needed for using %s.' % self
.IE_NAME
, expected
=True)
59 login_page
= self
._download
_webpage
(
60 self
._LOGIN
_URL
, None,
61 note
=u
'Downloading login page',
62 errnote
=u
'unable to fetch login page', fatal
=False)
63 if login_page
is False:
66 galx
= self
._search
_regex
(r
'(?s)<input.+?name="GALX".+?value="(.+?)"',
67 login_page
, u
'Login GALX parameter')
71 u
'continue': u
'https://www.youtube.com/signin?action_handle_signin=true&feature=sign_in_button&hl=en_US&nomobiletemp=1',
75 u
'PersistentCookie': u
'yes',
77 u
'bgresponse': u
'js_disabled',
78 u
'checkConnection': u
'',
79 u
'checkedDomains': u
'youtube',
84 u
'signIn': u
'Sign in',
86 u
'service': u
'youtube',
90 # Convert to UTF-8 *before* urlencode because Python 2.x's urlencode
92 login_form
= dict((k
.encode('utf-8'), v
.encode('utf-8')) for k
,v
in login_form_strs
.items())
93 login_data
= compat_urllib_parse
.urlencode(login_form
).encode('ascii')
95 req
= compat_urllib_request
.Request(self
._LOGIN
_URL
, login_data
)
96 login_results
= self
._download
_webpage
(
98 note
=u
'Logging in', errnote
=u
'unable to log in', fatal
=False)
99 if login_results
is False:
101 if re
.search(r
'(?i)<form[^>]* id="gaia_loginform"', login_results
) is not None:
102 self
._downloader
.report_warning(u
'unable to log in: bad username or password')
106 def _confirm_age(self
):
109 'action_confirm': 'Confirm',
111 req
= compat_urllib_request
.Request(self
._AGE
_URL
, compat_urllib_parse
.urlencode(age_form
))
113 self
._download
_webpage
(
115 note
=u
'Confirming age', errnote
=u
'Unable to confirm age')
118 def _real_initialize(self
):
119 if self
._downloader
is None:
121 if not self
._set
_language
():
123 if not self
._login
():
128 class YoutubeIE(YoutubeBaseInfoExtractor
, SubtitlesInfoExtractor
):
129 IE_DESC
= u
'YouTube.com'
130 _VALID_URL
= r
"""(?x)^
132 (?:https?://|//)? # http(s):// or protocol-independent URL (optional)
133 (?:(?:(?:(?:\w+\.)?[yY][oO][uU][tT][uU][bB][eE](?:-nocookie)?\.com/|
134 tube\.majestyc\.net/|
135 youtube\.googleapis\.com/) # the various hostnames, with wildcard subdomains
136 (?:.*?\#/)? # handle anchor (#/) redirect urls
137 (?: # the various things that can precede the ID:
138 (?:(?:v|embed|e)/) # v/ or embed/ or e/
139 |(?: # or the v= param in all its forms
140 (?:(?:watch|movie)(?:_popup)?(?:\.php)?)? # preceding watch(_popup|.php) or nothing (like /?v=xxxx)
141 (?:\?|\#!?) # the params delimiter ? or # or #!
142 (?:.*?&)? # any other preceding param (like /?s=tuff&v=xxxx)
146 |youtu\.be/ # just youtu.be/xxxx
148 )? # all until now is optional -> you can pass the naked ID
149 ([0-9A-Za-z_-]{11}) # here is it! the YouTube video ID
150 (?(1).+)? # if we found the ID, everything can follow
152 _NEXT_URL_RE
= r
'[\?&]next_url=([^&]+)'
154 '5': {'ext': 'flv', 'width': 400, 'height': 240}
,
155 '6': {'ext': 'flv', 'width': 450, 'height': 270}
,
156 '13': {'ext': '3gp'}
,
157 '17': {'ext': '3gp', 'width': 176, 'height': 144}
,
158 '18': {'ext': 'mp4', 'width': 640, 'height': 360}
,
159 '22': {'ext': 'mp4', 'width': 1280, 'height': 720}
,
160 '34': {'ext': 'flv', 'width': 640, 'height': 360}
,
161 '35': {'ext': 'flv', 'width': 854, 'height': 480}
,
162 '36': {'ext': '3gp', 'width': 320, 'height': 240}
,
163 '37': {'ext': 'mp4', 'width': 1920, 'height': 1080}
,
164 '38': {'ext': 'mp4', 'width': 4096, 'height': 3072}
,
165 '43': {'ext': 'webm', 'width': 640, 'height': 360}
,
166 '44': {'ext': 'webm', 'width': 854, 'height': 480}
,
167 '45': {'ext': 'webm', 'width': 1280, 'height': 720}
,
168 '46': {'ext': 'webm', 'width': 1920, 'height': 1080}
,
172 '82': {'ext': 'mp4', 'height': 360, 'resolution': '360p', 'format_note': '3D', 'preference': -20}
,
173 '83': {'ext': 'mp4', 'height': 480, 'resolution': '480p', 'format_note': '3D', 'preference': -20}
,
174 '84': {'ext': 'mp4', 'height': 720, 'resolution': '720p', 'format_note': '3D', 'preference': -20}
,
175 '85': {'ext': 'mp4', 'height': 1080, 'resolution': '1080p', 'format_note': '3D', 'preference': -20}
,
176 '100': {'ext': 'webm', 'height': 360, 'resolution': '360p', 'format_note': '3D', 'preference': -20}
,
177 '101': {'ext': 'webm', 'height': 480, 'resolution': '480p', 'format_note': '3D', 'preference': -20}
,
178 '102': {'ext': 'webm', 'height': 720, 'resolution': '720p', 'format_note': '3D', 'preference': -20}
,
180 # Apple HTTP Live Streaming
181 '92': {'ext': 'mp4', 'height': 240, 'resolution': '240p', 'format_note': 'HLS', 'preference': -10}
,
182 '93': {'ext': 'mp4', 'height': 360, 'resolution': '360p', 'format_note': 'HLS', 'preference': -10}
,
183 '94': {'ext': 'mp4', 'height': 480, 'resolution': '480p', 'format_note': 'HLS', 'preference': -10}
,
184 '95': {'ext': 'mp4', 'height': 720, 'resolution': '720p', 'format_note': 'HLS', 'preference': -10}
,
185 '96': {'ext': 'mp4', 'height': 1080, 'resolution': '1080p', 'format_note': 'HLS', 'preference': -10}
,
186 '132': {'ext': 'mp4', 'height': 240, 'resolution': '240p', 'format_note': 'HLS', 'preference': -10}
,
187 '151': {'ext': 'mp4', 'height': 72, 'resolution': '72p', 'format_note': 'HLS', 'preference': -10}
,
190 '133': {'ext': 'mp4', 'height': 240, 'resolution': '240p', 'format_note': 'DASH video', 'preference': -40}
,
191 '134': {'ext': 'mp4', 'height': 360, 'resolution': '360p', 'format_note': 'DASH video', 'preference': -40}
,
192 '135': {'ext': 'mp4', 'height': 480, 'resolution': '480p', 'format_note': 'DASH video', 'preference': -40}
,
193 '136': {'ext': 'mp4', 'height': 720, 'resolution': '720p', 'format_note': 'DASH video', 'preference': -40}
,
194 '137': {'ext': 'mp4', 'height': 1080, 'resolution': '1080p', 'format_note': 'DASH video', 'preference': -40}
,
195 '138': {'ext': 'mp4', 'height': 1081, 'resolution': '>1080p', 'format_note': 'DASH video', 'preference': -40}
,
196 '160': {'ext': 'mp4', 'height': 192, 'resolution': '192p', 'format_note': 'DASH video', 'preference': -40}
,
197 '264': {'ext': 'mp4', 'height': 1080, 'resolution': '1080p', 'format_note': 'DASH video', 'preference': -40}
,
200 '139': {'ext': 'm4a', 'format_note': 'DASH audio', 'vcodec': 'none', 'abr': 48, 'preference': -50}
,
201 '140': {'ext': 'm4a', 'format_note': 'DASH audio', 'vcodec': 'none', 'abr': 128, 'preference': -50}
,
202 '141': {'ext': 'm4a', 'format_note': 'DASH audio', 'vcodec': 'none', 'abr': 256, 'preference': -50}
,
205 '242': {'ext': 'webm', 'height': 240, 'resolution': '240p', 'format_note': 'DASH webm', 'preference': -40}
,
206 '243': {'ext': 'webm', 'height': 360, 'resolution': '360p', 'format_note': 'DASH webm', 'preference': -40}
,
207 '244': {'ext': 'webm', 'height': 480, 'resolution': '480p', 'format_note': 'DASH webm', 'preference': -40}
,
208 '245': {'ext': 'webm', 'height': 480, 'resolution': '480p', 'format_note': 'DASH webm', 'preference': -40}
,
209 '246': {'ext': 'webm', 'height': 480, 'resolution': '480p', 'format_note': 'DASH webm', 'preference': -40}
,
210 '247': {'ext': 'webm', 'height': 720, 'resolution': '720p', 'format_note': 'DASH webm', 'preference': -40}
,
211 '248': {'ext': 'webm', 'height': 1080, 'resolution': '1080p', 'format_note': 'DASH webm', 'preference': -40}
,
214 '171': {'ext': 'webm', 'vcodec': 'none', 'format_note': 'DASH webm audio', 'abr': 48, 'preference': -50}
,
215 '172': {'ext': 'webm', 'vcodec': 'none', 'format_note': 'DASH webm audio', 'abr': 256, 'preference': -50}
,
221 u
"url": u
"http://www.youtube.com/watch?v=BaW_jenozKc",
222 u
"file": u
"BaW_jenozKc.mp4",
224 u
"title": u
"youtube-dl test video \"'/\\ä↭𝕐",
225 u
"uploader": u
"Philipp Hagemeister",
226 u
"uploader_id": u
"phihag",
227 u
"upload_date": u
"20121002",
228 u
"description": u
"test chars: \"'/\\ä↭𝕐\ntest URL: https://github.com/rg3/youtube-dl/issues/1892\n\nThis is a test video for youtube-dl.\n\nFor more information, contact phihag@phihag.de ."
232 u
"url": u
"http://www.youtube.com/watch?v=UxxajLWwzqY",
233 u
"file": u
"UxxajLWwzqY.mp4",
234 u
"note": u
"Test generic use_cipher_signature video (#897)",
236 u
"upload_date": u
"20120506",
237 u
"title": u
"Icona Pop - I Love It (feat. Charli XCX) [OFFICIAL VIDEO]",
238 u
"description": u
"md5:5b292926389560516e384ac437c0ec07",
239 u
"uploader": u
"Icona Pop",
240 u
"uploader_id": u
"IconaPop"
244 u
"url": u
"https://www.youtube.com/watch?v=07FYdnEawAQ",
245 u
"file": u
"07FYdnEawAQ.mp4",
246 u
"note": u
"Test VEVO video with age protection (#956)",
248 u
"upload_date": u
"20130703",
249 u
"title": u
"Justin Timberlake - Tunnel Vision (Explicit)",
250 u
"description": u
"md5:64249768eec3bc4276236606ea996373",
251 u
"uploader": u
"justintimberlakeVEVO",
252 u
"uploader_id": u
"justintimberlakeVEVO"
256 u
"url": u
"//www.YouTube.com/watch?v=yZIXLfi8CZQ",
257 u
"file": u
"yZIXLfi8CZQ.mp4",
258 u
"note": u
"Embed-only video (#1746)",
260 u
"upload_date": u
"20120608",
261 u
"title": u
"Principal Sexually Assaults A Teacher - Episode 117 - 8th June 2012",
262 u
"description": u
"md5:09b78bd971f1e3e289601dfba15ca4f7",
263 u
"uploader": u
"SET India",
264 u
"uploader_id": u
"setindia"
271 def suitable(cls
, url
):
272 """Receives a URL and returns True if suitable for this IE."""
273 if YoutubePlaylistIE
.suitable(url
): return False
274 return re
.match(cls
._VALID
_URL
, url
) is not None
276 def __init__(self
, *args
, **kwargs
):
277 super(YoutubeIE
, self
).__init
__(*args
, **kwargs
)
278 self
._player
_cache
= {}
280 def report_video_info_webpage_download(self
, video_id
):
281 """Report attempt to download video info webpage."""
282 self
.to_screen(u
'%s: Downloading video info webpage' % video_id
)
284 def report_information_extraction(self
, video_id
):
285 """Report attempt to extract video information."""
286 self
.to_screen(u
'%s: Extracting video information' % video_id
)
288 def report_unavailable_format(self
, video_id
, format
):
289 """Report extracted video URL."""
290 self
.to_screen(u
'%s: Format %s not available' % (video_id
, format
))
292 def report_rtmp_download(self
):
293 """Indicate the download will use the RTMP protocol."""
294 self
.to_screen(u
'RTMP download detected')
296 def _extract_signature_function(self
, video_id
, player_url
, slen
):
297 id_m
= re
.match(r
'.*-(?P<id>[a-zA-Z0-9_-]+)\.(?P<ext>[a-z]+)$',
299 player_type
= id_m
.group('ext')
300 player_id
= id_m
.group('id')
302 # Read from filesystem cache
303 func_id
= '%s_%s_%d' % (player_type
, player_id
, slen
)
304 assert os
.path
.basename(func_id
) == func_id
305 cache_dir
= get_cachedir(self
._downloader
.params
)
307 cache_enabled
= cache_dir
is not None
309 cache_fn
= os
.path
.join(os
.path
.expanduser(cache_dir
),
313 with io
.open(cache_fn
, 'r', encoding
='utf-8') as cachef
:
314 cache_spec
= json
.load(cachef
)
315 return lambda s
: u
''.join(s
[i
] for i
in cache_spec
)
317 pass # No cache available
319 if player_type
== 'js':
320 code
= self
._download
_webpage
(
321 player_url
, video_id
,
322 note
=u
'Downloading %s player %s' % (player_type
, player_id
),
323 errnote
=u
'Download of %s failed' % player_url
)
324 res
= self
._parse
_sig
_js
(code
)
325 elif player_type
== 'swf':
326 urlh
= self
._request
_webpage
(
327 player_url
, video_id
,
328 note
=u
'Downloading %s player %s' % (player_type
, player_id
),
329 errnote
=u
'Download of %s failed' % player_url
)
331 res
= self
._parse
_sig
_swf
(code
)
333 assert False, 'Invalid player type %r' % player_type
337 test_string
= u
''.join(map(compat_chr
, range(slen
)))
338 cache_res
= res(test_string
)
339 cache_spec
= [ord(c
) for c
in cache_res
]
341 os
.makedirs(os
.path
.dirname(cache_fn
))
342 except OSError as ose
:
343 if ose
.errno
!= errno
.EEXIST
:
345 write_json_file(cache_spec
, cache_fn
)
347 tb
= traceback
.format_exc()
348 self
._downloader
.report_warning(
349 u
'Writing cache to %r failed: %s' % (cache_fn
, tb
))
353 def _print_sig_code(self
, func
, slen
):
354 def gen_sig_code(idxs
):
355 def _genslice(start
, end
, step
):
356 starts
= u
'' if start
== 0 else str(start
)
357 ends
= (u
':%d' % (end
+step
)) if end
+ step
>= 0 else u
':'
358 steps
= u
'' if step
== 1 else (u
':%d' % step
)
359 return u
's[%s%s%s]' % (starts
, ends
, steps
)
362 start
= '(Never used)' # Quelch pyflakes warnings - start will be
363 # set as soon as step is set
364 for i
, prev
in zip(idxs
[1:], idxs
[:-1]):
368 yield _genslice(start
, prev
, step
)
371 if i
- prev
in [-1, 1]:
376 yield u
's[%d]' % prev
380 yield _genslice(start
, i
, step
)
382 test_string
= u
''.join(map(compat_chr
, range(slen
)))
383 cache_res
= func(test_string
)
384 cache_spec
= [ord(c
) for c
in cache_res
]
385 expr_code
= u
' + '.join(gen_sig_code(cache_spec
))
386 code
= u
'if len(s) == %d:\n return %s\n' % (slen
, expr_code
)
387 self
.to_screen(u
'Extracted signature function:\n' + code
)
389 def _parse_sig_js(self
, jscode
):
390 funcname
= self
._search
_regex
(
391 r
'signature=([a-zA-Z]+)', jscode
,
392 u
'Initial JS player signature function name')
397 return string
.lowercase
.index(varname
)
399 def interpret_statement(stmt
, local_vars
, allow_recursion
=20):
400 if allow_recursion
< 0:
401 raise ExtractorError(u
'Recursion limit reached')
403 if stmt
.startswith(u
'var '):
404 stmt
= stmt
[len(u
'var '):]
405 ass_m
= re
.match(r
'^(?P<out>[a-z]+)(?:\[(?P<index>[^\]]+)\])?' +
406 r
'=(?P<expr>.*)$', stmt
)
408 if ass_m
.groupdict().get('index'):
410 lvar
= local_vars
[ass_m
.group('out')]
411 idx
= interpret_expression(ass_m
.group('index'),
412 local_vars
, allow_recursion
)
413 assert isinstance(idx
, int)
416 expr
= ass_m
.group('expr')
419 local_vars
[ass_m
.group('out')] = val
421 expr
= ass_m
.group('expr')
422 elif stmt
.startswith(u
'return '):
424 expr
= stmt
[len(u
'return '):]
426 raise ExtractorError(
427 u
'Cannot determine left side of statement in %r' % stmt
)
429 v
= interpret_expression(expr
, local_vars
, allow_recursion
)
432 def interpret_expression(expr
, local_vars
, allow_recursion
):
437 return local_vars
[expr
]
439 m
= re
.match(r
'^(?P<in>[a-z]+)\.(?P<member>.*)$', expr
)
441 member
= m
.group('member')
442 val
= local_vars
[m
.group('in')]
443 if member
== 'split("")':
445 if member
== 'join("")':
447 if member
== 'length':
449 if member
== 'reverse()':
451 slice_m
= re
.match(r
'slice\((?P<idx>.*)\)', member
)
453 idx
= interpret_expression(
454 slice_m
.group('idx'), local_vars
, allow_recursion
-1)
458 r
'^(?P<in>[a-z]+)\[(?P<idx>.+)\]$', expr
)
460 val
= local_vars
[m
.group('in')]
461 idx
= interpret_expression(m
.group('idx'), local_vars
,
465 m
= re
.match(r
'^(?P<a>.+?)(?P<op>[%])(?P<b>.+?)$', expr
)
467 a
= interpret_expression(m
.group('a'),
468 local_vars
, allow_recursion
)
469 b
= interpret_expression(m
.group('b'),
470 local_vars
, allow_recursion
)
474 r
'^(?P<func>[a-zA-Z]+)\((?P<args>[a-z0-9,]+)\)$', expr
)
476 fname
= m
.group('func')
477 if fname
not in functions
:
478 functions
[fname
] = extract_function(fname
)
479 argvals
= [int(v
) if v
.isdigit() else local_vars
[v
]
480 for v
in m
.group('args').split(',')]
481 return functions
[fname
](argvals
)
482 raise ExtractorError(u
'Unsupported JS expression %r' % expr
)
484 def extract_function(funcname
):
486 r
'function ' + re
.escape(funcname
) +
487 r
'\((?P<args>[a-z,]+)\){(?P<code>[^}]+)}',
489 argnames
= func_m
.group('args').split(',')
492 local_vars
= dict(zip(argnames
, args
))
493 for stmt
in func_m
.group('code').split(';'):
494 res
= interpret_statement(stmt
, local_vars
)
498 initial_function
= extract_function(funcname
)
499 return lambda s
: initial_function([s
])
501 def _parse_sig_swf(self
, file_contents
):
502 if file_contents
[1:3] != b
'WS':
503 raise ExtractorError(
504 u
'Not an SWF file; header is %r' % file_contents
[:3])
505 if file_contents
[:1] == b
'C':
506 content
= zlib
.decompress(file_contents
[8:])
508 raise NotImplementedError(u
'Unsupported compression format %r' %
511 def extract_tags(content
):
513 while pos
< len(content
):
514 header16
= struct
.unpack('<H', content
[pos
:pos
+2])[0]
516 tag_code
= header16
>> 6
517 tag_len
= header16
& 0x3f
519 tag_len
= struct
.unpack('<I', content
[pos
:pos
+4])[0]
521 assert pos
+tag_len
<= len(content
)
522 yield (tag_code
, content
[pos
:pos
+tag_len
])
526 for tag_code
, tag
in extract_tags(content
)
528 p
= code_tag
.index(b
'\0', 4) + 1
529 code_reader
= io
.BytesIO(code_tag
[p
:])
531 # Parse ABC (AVM2 ByteCode)
532 def read_int(reader
=None):
540 b
= struct
.unpack('<B', buf
)[0]
541 res
= res |
((b
& 0x7f) << shift
)
547 def u30(reader
=None):
548 res
= read_int(reader
)
549 assert res
& 0xf0000000 == 0
553 def s32(reader
=None):
555 if v
& 0x80000000 != 0:
556 v
= - ((v ^
0xffffffff) + 1)
559 def read_string(reader
=None):
563 resb
= reader
.read(slen
)
564 assert len(resb
) == slen
565 return resb
.decode('utf-8')
567 def read_bytes(count
, reader
=None):
570 resb
= reader
.read(count
)
571 assert len(resb
) == count
574 def read_byte(reader
=None):
575 resb
= read_bytes(1, reader
=reader
)
576 res
= struct
.unpack('<B', resb
)[0]
579 # minor_version + major_version
584 for _c
in range(1, int_count
):
587 for _c
in range(1, uint_count
):
590 read_bytes((double_count
-1) * 8)
592 constant_strings
= [u
'']
593 for _c
in range(1, string_count
):
595 constant_strings
.append(s
)
596 namespace_count
= u30()
597 for _c
in range(1, namespace_count
):
601 for _c
in range(1, ns_set_count
):
603 for _c2
in range(count
):
605 multiname_count
= u30()
614 0x0e: 2, # MultinameA
615 0x1b: 1, # MultinameL
616 0x1c: 1, # MultinameLA
619 for _c
in range(1, multiname_count
):
621 assert kind
in MULTINAME_SIZES
, u
'Invalid multiname kind %r' % kind
623 u30() # namespace_idx
625 multinames
.append(constant_strings
[name_idx
])
627 multinames
.append('[MULTINAME kind: %d]' % kind
)
628 for _c2
in range(MULTINAME_SIZES
[kind
]):
633 MethodInfo
= collections
.namedtuple(
635 ['NEED_ARGUMENTS', 'NEED_REST'])
637 for method_id
in range(method_count
):
640 for _
in range(param_count
):
642 u30() # name index (always 0 for youtube)
644 if flags
& 0x08 != 0:
647 for c
in range(option_count
):
650 if flags
& 0x80 != 0:
651 # Param names present
652 for _
in range(param_count
):
654 mi
= MethodInfo(flags
& 0x01 != 0, flags
& 0x04 != 0)
655 method_infos
.append(mi
)
658 metadata_count
= u30()
659 for _c
in range(metadata_count
):
662 for _c2
in range(item_count
):
666 def parse_traits_info():
667 trait_name_idx
= u30()
668 kind_full
= read_byte()
669 kind
= kind_full
& 0x0f
670 attrs
= kind_full
>> 4
672 if kind
in [0x00, 0x06]: # Slot or Const
674 u30() # type_name_idx
678 elif kind
in [0x01, 0x02, 0x03]: # Method / Getter / Setter
681 methods
[multinames
[trait_name_idx
]] = method_idx
682 elif kind
== 0x04: # Class
685 elif kind
== 0x05: # Function
688 methods
[function_idx
] = multinames
[trait_name_idx
]
690 raise ExtractorError(u
'Unsupported trait kind %d' % kind
)
692 if attrs
& 0x4 != 0: # Metadata present
693 metadata_count
= u30()
694 for _c3
in range(metadata_count
):
695 u30() # metadata index
700 TARGET_CLASSNAME
= u
'SignatureDecipher'
701 searched_idx
= multinames
.index(TARGET_CLASSNAME
)
702 searched_class_id
= None
704 for class_id
in range(class_count
):
706 if name_idx
== searched_idx
:
707 # We found the class we're looking for!
708 searched_class_id
= class_id
709 u30() # super_name idx
711 if flags
& 0x08 != 0: # Protected namespace is present
712 u30() # protected_ns_idx
714 for _c2
in range(intrf_count
):
718 for _c2
in range(trait_count
):
721 if searched_class_id
is None:
722 raise ExtractorError(u
'Target class %r not found' %
727 for class_id
in range(class_count
):
730 for _c2
in range(trait_count
):
731 trait_methods
= parse_traits_info()
732 if class_id
== searched_class_id
:
733 method_names
.update(trait_methods
.items())
734 method_idxs
.update(dict(
736 for name
, idx
in trait_methods
.items()))
740 for _c
in range(script_count
):
743 for _c2
in range(trait_count
):
747 method_body_count
= u30()
748 Method
= collections
.namedtuple('Method', ['code', 'local_count'])
750 for _c
in range(method_body_count
):
754 u30() # init_scope_depth
755 u30() # max_scope_depth
757 code
= read_bytes(code_length
)
758 if method_idx
in method_idxs
:
759 m
= Method(code
, local_count
)
760 methods
[method_idxs
[method_idx
]] = m
761 exception_count
= u30()
762 for _c2
in range(exception_count
):
769 for _c2
in range(trait_count
):
772 assert p
+ code_reader
.tell() == len(code_tag
)
773 assert len(methods
) == len(method_idxs
)
775 method_pyfunctions
= {}
777 def extract_function(func_name
):
778 if func_name
in method_pyfunctions
:
779 return method_pyfunctions
[func_name
]
780 if func_name
not in methods
:
781 raise ExtractorError(u
'Cannot find function %r' % func_name
)
782 m
= methods
[func_name
]
785 registers
= ['(this)'] + list(args
) + [None] * m
.local_count
787 coder
= io
.BytesIO(m
.code
)
789 opcode
= struct
.unpack('!B', coder
.read(1))[0]
790 if opcode
== 36: # pushbyte
791 v
= struct
.unpack('!B', coder
.read(1))[0]
793 elif opcode
== 44: # pushstring
795 stack
.append(constant_strings
[idx
])
796 elif opcode
== 48: # pushscope
797 # We don't implement the scope register, so we'll just
798 # ignore the popped value
800 elif opcode
== 70: # callproperty
802 mname
= multinames
[index
]
803 arg_count
= u30(coder
)
804 args
= list(reversed(
805 [stack
.pop() for _
in range(arg_count
)]))
807 if mname
== u
'split':
808 assert len(args
) == 1
809 assert isinstance(args
[0], compat_str
)
810 assert isinstance(obj
, compat_str
)
814 res
= obj
.split(args
[0])
816 elif mname
== u
'slice':
817 assert len(args
) == 1
818 assert isinstance(args
[0], int)
819 assert isinstance(obj
, list)
822 elif mname
== u
'join':
823 assert len(args
) == 1
824 assert isinstance(args
[0], compat_str
)
825 assert isinstance(obj
, list)
826 res
= args
[0].join(obj
)
828 elif mname
in method_pyfunctions
:
829 stack
.append(method_pyfunctions
[mname
](args
))
831 raise NotImplementedError(
832 u
'Unsupported property %r on %r'
834 elif opcode
== 72: # returnvalue
837 elif opcode
== 79: # callpropvoid
839 mname
= multinames
[index
]
840 arg_count
= u30(coder
)
841 args
= list(reversed(
842 [stack
.pop() for _
in range(arg_count
)]))
844 if mname
== u
'reverse':
845 assert isinstance(obj
, list)
848 raise NotImplementedError(
849 u
'Unsupported (void) property %r on %r'
851 elif opcode
== 93: # findpropstrict
853 mname
= multinames
[index
]
854 res
= extract_function(mname
)
856 elif opcode
== 97: # setproperty
861 assert isinstance(obj
, list)
862 assert isinstance(idx
, int)
864 elif opcode
== 98: # getlocal
866 stack
.append(registers
[index
])
867 elif opcode
== 99: # setlocal
870 registers
[index
] = value
871 elif opcode
== 102: # getproperty
873 pname
= multinames
[index
]
874 if pname
== u
'length':
876 assert isinstance(obj
, list)
877 stack
.append(len(obj
))
878 else: # Assume attribute access
880 assert isinstance(idx
, int)
882 assert isinstance(obj
, list)
883 stack
.append(obj
[idx
])
884 elif opcode
== 128: # coerce
886 elif opcode
== 133: # coerce_s
887 assert isinstance(stack
[-1], (type(None), compat_str
))
888 elif opcode
== 164: # modulo
891 res
= value1
% value2
893 elif opcode
== 208: # getlocal_0
894 stack
.append(registers
[0])
895 elif opcode
== 209: # getlocal_1
896 stack
.append(registers
[1])
897 elif opcode
== 210: # getlocal_2
898 stack
.append(registers
[2])
899 elif opcode
== 211: # getlocal_3
900 stack
.append(registers
[3])
901 elif opcode
== 214: # setlocal_2
902 registers
[2] = stack
.pop()
903 elif opcode
== 215: # setlocal_3
904 registers
[3] = stack
.pop()
906 raise NotImplementedError(
907 u
'Unsupported opcode %d' % opcode
)
909 method_pyfunctions
[func_name
] = resfunc
912 initial_function
= extract_function(u
'decipher')
913 return lambda s
: initial_function([s
])
915 def _decrypt_signature(self
, s
, video_id
, player_url
, age_gate
=False):
916 """Turn the encrypted s field into a working signature"""
918 if player_url
is not None:
919 if player_url
.startswith(u
'//'):
920 player_url
= u
'https:' + player_url
922 player_id
= (player_url
, len(s
))
923 if player_id
not in self
._player
_cache
:
924 func
= self
._extract
_signature
_function
(
925 video_id
, player_url
, len(s
)
927 self
._player
_cache
[player_id
] = func
928 func
= self
._player
_cache
[player_id
]
929 if self
._downloader
.params
.get('youtube_print_sig_code'):
930 self
._print
_sig
_code
(func
, len(s
))
933 tb
= traceback
.format_exc()
934 self
._downloader
.report_warning(
935 u
'Automatic signature extraction failed: ' + tb
)
937 self
._downloader
.report_warning(
938 u
'Warning: Falling back to static signature algorithm')
940 return self
._static
_decrypt
_signature
(
941 s
, video_id
, player_url
, age_gate
)
943 def _static_decrypt_signature(self
, s
, video_id
, player_url
, age_gate
):
945 # The videos with age protection use another player, so the
946 # algorithms can be different.
948 return s
[2:63] + s
[82] + s
[64:82] + s
[63]
951 return s
[86:29:-1] + s
[88] + s
[28:5:-1]
953 return s
[25] + s
[3:25] + s
[0] + s
[26:42] + s
[79] + s
[43:79] + s
[91] + s
[80:83]
955 return s
[84:27:-1] + s
[86] + s
[26:5:-1]
957 return s
[25] + s
[3:25] + s
[2] + s
[26:40] + s
[77] + s
[41:77] + s
[89] + s
[78:81]
959 return s
[84:78:-1] + s
[87] + s
[77:60:-1] + s
[0] + s
[59:3:-1]
961 return s
[7:28] + s
[87] + s
[29:45] + s
[55] + s
[46:55] + s
[2] + s
[56:87] + s
[28]
963 return s
[6:27] + s
[4] + s
[28:39] + s
[27] + s
[40:59] + s
[2] + s
[60:]
965 return s
[80:72:-1] + s
[16] + s
[71:39:-1] + s
[72] + s
[38:16:-1] + s
[82] + s
[15::-1]
967 return s
[3:11] + s
[0] + s
[12:55] + s
[84] + s
[56:84]
969 return s
[78:70:-1] + s
[14] + s
[69:37:-1] + s
[70] + s
[36:14:-1] + s
[80] + s
[:14][::-1]
971 return s
[80:63:-1] + s
[0] + s
[62:0:-1] + s
[63]
973 return s
[80:37:-1] + s
[7] + s
[36:7:-1] + s
[0] + s
[6:0:-1] + s
[37]
975 return s
[56] + s
[79:56:-1] + s
[41] + s
[55:41:-1] + s
[80] + s
[40:34:-1] + s
[0] + s
[33:29:-1] + s
[34] + s
[28:9:-1] + s
[29] + s
[8:0:-1] + s
[9]
977 return s
[1:19] + s
[0] + s
[20:68] + s
[19] + s
[69:80]
979 return s
[54] + s
[77:54:-1] + s
[39] + s
[53:39:-1] + s
[78] + s
[38:34:-1] + s
[0] + s
[33:29:-1] + s
[34] + s
[28:9:-1] + s
[29] + s
[8:0:-1] + s
[9]
982 raise ExtractorError(u
'Unable to decrypt signature, key length %d not supported; retrying might work' % (len(s
)))
984 def _get_available_subtitles(self
, video_id
, webpage
):
986 sub_list
= self
._download
_webpage
(
987 'http://video.google.com/timedtext?hl=en&type=list&v=%s' % video_id
,
988 video_id
, note
=False)
989 except ExtractorError
as err
:
990 self
._downloader
.report_warning(u
'unable to download video subtitles: %s' % compat_str(err
))
992 lang_list
= re
.findall(r
'name="([^"]*)"[^>]+lang_code="([\w\-]+)"', sub_list
)
997 params
= compat_urllib_parse
.urlencode({
1000 'fmt': self
._downloader
.params
.get('subtitlesformat', 'srt'),
1001 'name': l
[0].encode('utf-8'),
1003 url
= u
'http://www.youtube.com/api/timedtext?' + params
1004 sub_lang_list
[lang
] = url
1005 if not sub_lang_list
:
1006 self
._downloader
.report_warning(u
'video doesn\'t have subtitles')
1008 return sub_lang_list
1010 def _get_available_automatic_caption(self
, video_id
, webpage
):
1011 """We need the webpage for getting the captions url, pass it as an
1012 argument to speed up the process."""
1013 sub_format
= self
._downloader
.params
.get('subtitlesformat', 'srt')
1014 self
.to_screen(u
'%s: Looking for automatic captions' % video_id
)
1015 mobj
= re
.search(r
';ytplayer.config = ({.*?});', webpage
)
1016 err_msg
= u
'Couldn\'t find automatic captions for %s' % video_id
1018 self
._downloader
.report_warning(err_msg
)
1020 player_config
= json
.loads(mobj
.group(1))
1022 args
= player_config
[u
'args']
1023 caption_url
= args
[u
'ttsurl']
1024 timestamp
= args
[u
'timestamp']
1025 # We get the available subtitles
1026 list_params
= compat_urllib_parse
.urlencode({
1031 list_url
= caption_url
+ '&' + list_params
1032 caption_list
= self
._download
_xml
(list_url
, video_id
)
1033 original_lang_node
= caption_list
.find('track')
1034 if original_lang_node
is None or original_lang_node
.attrib
.get('kind') != 'asr' :
1035 self
._downloader
.report_warning(u
'Video doesn\'t have automatic captions')
1037 original_lang
= original_lang_node
.attrib
['lang_code']
1040 for lang_node
in caption_list
.findall('target'):
1041 sub_lang
= lang_node
.attrib
['lang_code']
1042 params
= compat_urllib_parse
.urlencode({
1043 'lang': original_lang
,
1049 sub_lang_list
[sub_lang
] = caption_url
+ '&' + params
1050 return sub_lang_list
1051 # An extractor error can be raise by the download process if there are
1052 # no automatic captions but there are subtitles
1053 except (KeyError, ExtractorError
):
1054 self
._downloader
.report_warning(err_msg
)
1057 def _extract_id(self
, url
):
1058 mobj
= re
.match(self
._VALID
_URL
, url
, re
.VERBOSE
)
1060 raise ExtractorError(u
'Invalid URL: %s' % url
)
1061 video_id
= mobj
.group(2)
1064 def _get_video_url_list(self
, url_map
):
1066 Transform a dictionary in the format {itag:url} to a list of (itag, url)
1067 with the requested formats.
1069 existing_formats
= [x
for x
in self
._formats
if x
in url_map
]
1070 if len(existing_formats
) == 0:
1071 raise ExtractorError(u
'no known formats available for video')
1072 video_url_list
= [(f
, url_map
[f
]) for f
in existing_formats
] # All formats
1073 video_url_list
.reverse() # order worst to best
1074 return video_url_list
1076 def _extract_from_m3u8(self
, manifest_url
, video_id
):
1078 def _get_urls(_manifest
):
1079 lines
= _manifest
.split('\n')
1080 urls
= filter(lambda l
: l
and not l
.startswith('#'),
1083 manifest
= self
._download
_webpage
(manifest_url
, video_id
, u
'Downloading formats manifest')
1084 formats_urls
= _get_urls(manifest
)
1085 for format_url
in formats_urls
:
1086 itag
= self
._search
_regex
(r
'itag/(\d+?)/', format_url
, 'itag')
1087 url_map
[itag
] = format_url
1090 def _extract_annotations(self
, video_id
):
1091 url
= 'https://www.youtube.com/annotations_invideo?features=1&legacy=1&video_id=%s' % video_id
1092 return self
._download
_webpage
(url
, video_id
, note
=u
'Searching for annotations.', errnote
=u
'Unable to download video annotations.')
1094 def _real_extract(self
, url
):
1095 # Extract original video URL from URL with redirection, like age verification, using next_url parameter
1096 mobj
= re
.search(self
._NEXT
_URL
_RE
, url
)
1098 url
= 'https://www.youtube.com/' + compat_urllib_parse
.unquote(mobj
.group(1)).lstrip('/')
1099 video_id
= self
._extract
_id
(url
)
1102 url
= 'https://www.youtube.com/watch?v=%s&gl=US&hl=en&has_verified=1' % video_id
1103 video_webpage
= self
._download
_webpage
(url
, video_id
)
1105 # Attempt to extract SWF player URL
1106 mobj
= re
.search(r
'swfConfig.*?"(https?:\\/\\/.*?watch.*?-.*?\.swf)"', video_webpage
)
1107 if mobj
is not None:
1108 player_url
= re
.sub(r
'\\(.)', r
'\1', mobj
.group(1))
1113 self
.report_video_info_webpage_download(video_id
)
1114 if re
.search(r
'player-age-gate-content">', video_webpage
) is not None:
1115 self
.report_age_confirmation()
1117 # We simulate the access to the video from www.youtube.com/v/{video_id}
1118 # this can be viewed without login into Youtube
1119 data
= compat_urllib_parse
.urlencode({'video_id': video_id
,
1120 'el': 'player_embedded',
1123 'eurl': 'https://youtube.googleapis.com/v/' + video_id
,
1127 video_info_url
= 'https://www.youtube.com/get_video_info?' + data
1128 video_info_webpage
= self
._download
_webpage
(video_info_url
, video_id
,
1130 errnote
='unable to download video info webpage')
1131 video_info
= compat_parse_qs(video_info_webpage
)
1134 for el_type
in ['&el=embedded', '&el=detailpage', '&el=vevo', '']:
1135 video_info_url
= ('https://www.youtube.com/get_video_info?&video_id=%s%s&ps=default&eurl=&gl=US&hl=en'
1136 % (video_id
, el_type
))
1137 video_info_webpage
= self
._download
_webpage
(video_info_url
, video_id
,
1139 errnote
='unable to download video info webpage')
1140 video_info
= compat_parse_qs(video_info_webpage
)
1141 if 'token' in video_info
:
1143 if 'token' not in video_info
:
1144 if 'reason' in video_info
:
1145 raise ExtractorError(u
'YouTube said: %s' % video_info
['reason'][0], expected
=True)
1147 raise ExtractorError(u
'"token" parameter not in video info for unknown reason')
1149 if 'view_count' in video_info
:
1150 view_count
= int(video_info
['view_count'][0])
1154 # Check for "rental" videos
1155 if 'ypc_video_rental_bar_text' in video_info
and 'author' not in video_info
:
1156 raise ExtractorError(u
'"rental" videos not supported')
1158 # Start extracting information
1159 self
.report_information_extraction(video_id
)
1162 if 'author' not in video_info
:
1163 raise ExtractorError(u
'Unable to extract uploader name')
1164 video_uploader
= compat_urllib_parse
.unquote_plus(video_info
['author'][0])
1167 video_uploader_id
= None
1168 mobj
= re
.search(r
'<link itemprop="url" href="http://www.youtube.com/(?:user|channel)/([^"]+)">', video_webpage
)
1169 if mobj
is not None:
1170 video_uploader_id
= mobj
.group(1)
1172 self
._downloader
.report_warning(u
'unable to extract uploader nickname')
1175 if 'title' in video_info
:
1176 video_title
= compat_urllib_parse
.unquote_plus(video_info
['title'][0])
1178 self
._downloader
.report_warning(u
'Unable to extract video title')
1182 # We try first to get a high quality image:
1183 m_thumb
= re
.search(r
'<span itemprop="thumbnail".*?href="(.*?)">',
1184 video_webpage
, re
.DOTALL
)
1185 if m_thumb
is not None:
1186 video_thumbnail
= m_thumb
.group(1)
1187 elif 'thumbnail_url' not in video_info
:
1188 self
._downloader
.report_warning(u
'unable to extract video thumbnail')
1189 video_thumbnail
= None
1190 else: # don't panic if we can't find it
1191 video_thumbnail
= compat_urllib_parse
.unquote_plus(video_info
['thumbnail_url'][0])
1195 mobj
= re
.search(r
'id="eow-date.*?>(.*?)</span>', video_webpage
, re
.DOTALL
)
1196 if mobj
is not None:
1197 upload_date
= ' '.join(re
.sub(r
'[/,-]', r
' ', mobj
.group(1)).split())
1198 upload_date
= unified_strdate(upload_date
)
1201 video_description
= get_element_by_id("eow-description", video_webpage
)
1202 if video_description
:
1203 video_description
= re
.sub(r
'''(?x)
1205 (?:[a-zA-Z-]+="[^"]+"\s+)*?
1207 (?:[a-zA-Z-]+="[^"]+"\s+)*?
1208 class="yt-uix-redirect-link"\s*>
1211 ''', r
'\1', video_description
)
1212 video_description
= clean_html(video_description
)
1214 fd_mobj
= re
.search(r
'<meta name="description" content="([^"]+)"', video_webpage
)
1216 video_description
= unescapeHTML(fd_mobj
.group(1))
1218 video_description
= u
''
1220 def _extract_count(klass
):
1221 count
= self
._search
_regex
(
1222 r
'class="%s">([\d,]+)</span>' % re
.escape(klass
),
1223 video_webpage
, klass
, default
=None)
1224 if count
is not None:
1225 return int(count
.replace(',', ''))
1227 like_count
= _extract_count(u
'likes-count')
1228 dislike_count
= _extract_count(u
'dislikes-count')
1231 video_subtitles
= self
.extract_subtitles(video_id
, video_webpage
)
1233 if self
._downloader
.params
.get('listsubtitles', False):
1234 self
._list
_available
_subtitles
(video_id
, video_webpage
)
1237 if 'length_seconds' not in video_info
:
1238 self
._downloader
.report_warning(u
'unable to extract video duration')
1239 video_duration
= None
1241 video_duration
= int(compat_urllib_parse
.unquote_plus(video_info
['length_seconds'][0]))
1244 video_annotations
= None
1245 if self
._downloader
.params
.get('writeannotations', False):
1246 video_annotations
= self
._extract
_annotations
(video_id
)
1248 # Decide which formats to download
1251 mobj
= re
.search(r
';ytplayer.config = ({.*?});', video_webpage
)
1253 raise ValueError('Could not find vevo ID')
1254 info
= json
.loads(mobj
.group(1))
1256 # Easy way to know if the 's' value is in url_encoded_fmt_stream_map
1257 # this signatures are encrypted
1258 if 'url_encoded_fmt_stream_map' not in args
:
1259 raise ValueError(u
'No stream_map present') # caught below
1260 re_signature
= re
.compile(r
'[&,]s=')
1261 m_s
= re_signature
.search(args
['url_encoded_fmt_stream_map'])
1263 self
.to_screen(u
'%s: Encrypted signatures detected.' % video_id
)
1264 video_info
['url_encoded_fmt_stream_map'] = [args
['url_encoded_fmt_stream_map']]
1265 m_s
= re_signature
.search(args
.get('adaptive_fmts', u
''))
1267 if 'adaptive_fmts' in video_info
:
1268 video_info
['adaptive_fmts'][0] += ',' + args
['adaptive_fmts']
1270 video_info
['adaptive_fmts'] = [args
['adaptive_fmts']]
1274 if 'conn' in video_info
and video_info
['conn'][0].startswith('rtmp'):
1275 self
.report_rtmp_download()
1276 video_url_list
= [(None, video_info
['conn'][0])]
1277 elif len(video_info
.get('url_encoded_fmt_stream_map', [])) >= 1 or len(video_info
.get('adaptive_fmts', [])) >= 1:
1278 encoded_url_map
= video_info
.get('url_encoded_fmt_stream_map', [''])[0] + ',' + video_info
.get('adaptive_fmts',[''])[0]
1279 if 'rtmpe%3Dyes' in encoded_url_map
:
1280 raise ExtractorError('rtmpe downloads are not supported, see https://github.com/rg3/youtube-dl/issues/343 for more information.', expected
=True)
1282 for url_data_str
in encoded_url_map
.split(','):
1283 url_data
= compat_parse_qs(url_data_str
)
1284 if 'itag' in url_data
and 'url' in url_data
:
1285 url
= url_data
['url'][0]
1286 if 'sig' in url_data
:
1287 url
+= '&signature=' + url_data
['sig'][0]
1288 elif 's' in url_data
:
1289 encrypted_sig
= url_data
['s'][0]
1290 if self
._downloader
.params
.get('verbose'):
1292 if player_url
is None:
1293 player_version
= 'unknown'
1295 player_version
= self
._search
_regex
(
1296 r
'-(.+)\.swf$', player_url
,
1297 u
'flash player', fatal
=False)
1298 player_desc
= 'flash player %s' % player_version
1300 player_version
= self
._search
_regex
(
1301 r
'html5player-(.+?)\.js', video_webpage
,
1302 'html5 player', fatal
=False)
1303 player_desc
= u
'html5 player %s' % player_version
1305 parts_sizes
= u
'.'.join(compat_str(len(part
)) for part
in encrypted_sig
.split('.'))
1306 self
.to_screen(u
'encrypted signature length %d (%s), itag %s, %s' %
1307 (len(encrypted_sig
), parts_sizes
, url_data
['itag'][0], player_desc
))
1310 jsplayer_url_json
= self
._search
_regex
(
1311 r
'"assets":.+?"js":\s*("[^"]+")',
1312 video_webpage
, u
'JS player URL')
1313 player_url
= json
.loads(jsplayer_url_json
)
1315 signature
= self
._decrypt
_signature
(
1316 encrypted_sig
, video_id
, player_url
, age_gate
)
1317 url
+= '&signature=' + signature
1318 if 'ratebypass' not in url
:
1319 url
+= '&ratebypass=yes'
1320 url_map
[url_data
['itag'][0]] = url
1321 video_url_list
= self
._get
_video
_url
_list
(url_map
)
1322 elif video_info
.get('hlsvp'):
1323 manifest_url
= video_info
['hlsvp'][0]
1324 url_map
= self
._extract
_from
_m
3u8(manifest_url
, video_id
)
1325 video_url_list
= self
._get
_video
_url
_list
(url_map
)
1327 raise ExtractorError(u
'no conn, hlsvp or url_encoded_fmt_stream_map information found in video info')
1330 for itag
, video_real_url
in video_url_list
:
1333 'url': video_real_url
,
1334 'player_url': player_url
,
1336 dct
.update(self
._formats
[itag
])
1339 self
._sort
_formats
(formats
)
1343 'uploader': video_uploader
,
1344 'uploader_id': video_uploader_id
,
1345 'upload_date': upload_date
,
1346 'title': video_title
,
1347 'thumbnail': video_thumbnail
,
1348 'description': video_description
,
1349 'subtitles': video_subtitles
,
1350 'duration': video_duration
,
1351 'age_limit': 18 if age_gate
else 0,
1352 'annotations': video_annotations
,
1353 'webpage_url': 'https://www.youtube.com/watch?v=%s' % video_id
,
1354 'view_count': view_count
,
1355 'like_count': like_count
,
1356 'dislike_count': dislike_count
,
1360 class YoutubePlaylistIE(YoutubeBaseInfoExtractor
):
1361 IE_DESC
= u
'YouTube.com playlists'
1362 _VALID_URL
= r
"""(?:
1367 (?:course|view_play_list|my_playlists|artist|playlist|watch)
1368 \? (?:.*?&)*? (?:p|a|list)=
1371 ((?:PL|EC|UU|FL|RD)?[0-9A-Za-z-_]{10,})
1374 ((?:PL|EC|UU|FL|RD)[0-9A-Za-z-_]{10,})
1376 _TEMPLATE_URL
= 'https://www.youtube.com/playlist?list=%s&page=%s'
1377 _MORE_PAGES_INDICATOR
= r
'data-link-type="next"'
1378 _VIDEO_RE
= r
'href="/watch\?v=(?P<id>[0-9A-Za-z_-]{11})&[^"]*?index=(?P<index>\d+)'
1379 IE_NAME
= u
'youtube:playlist'
1382 def suitable(cls
, url
):
1383 """Receives a URL and returns True if suitable for this IE."""
1384 return re
.match(cls
._VALID
_URL
, url
, re
.VERBOSE
) is not None
1386 def _real_initialize(self
):
1389 def _ids_to_results(self
, ids
):
1390 return [self
.url_result(vid_id
, 'Youtube', video_id
=vid_id
)
1393 def _extract_mix(self
, playlist_id
):
1394 # The mixes are generated from a a single video
1395 # the id of the playlist is just 'RD' + video_id
1396 url
= 'https://youtube.com/watch?v=%s&list=%s' % (playlist_id
[-11:], playlist_id
)
1397 webpage
= self
._download
_webpage
(url
, playlist_id
, u
'Downloading Youtube mix')
1398 title_span
= (get_element_by_attribute('class', 'title long-title', webpage
) or
1399 get_element_by_attribute('class', 'title ', webpage
))
1400 title
= clean_html(title_span
)
1401 video_re
= r
'data-index="\d+".*?href="/watch\?v=([0-9A-Za-z_-]{11})&[^"]*?list=%s' % re
.escape(playlist_id
)
1402 ids
= orderedSet(re
.findall(video_re
, webpage
))
1403 url_results
= self
._ids
_to
_results
(ids
)
1405 return self
.playlist_result(url_results
, playlist_id
, title
)
1407 def _real_extract(self
, url
):
1408 # Extract playlist id
1409 mobj
= re
.match(self
._VALID
_URL
, url
, re
.VERBOSE
)
1411 raise ExtractorError(u
'Invalid URL: %s' % url
)
1412 playlist_id
= mobj
.group(1) or mobj
.group(2)
1414 # Check if it's a video-specific URL
1415 query_dict
= compat_urlparse
.parse_qs(compat_urlparse
.urlparse(url
).query
)
1416 if 'v' in query_dict
:
1417 video_id
= query_dict
['v'][0]
1418 if self
._downloader
.params
.get('noplaylist'):
1419 self
.to_screen(u
'Downloading just video %s because of --no-playlist' % video_id
)
1420 return self
.url_result(video_id
, 'Youtube', video_id
=video_id
)
1422 self
.to_screen(u
'Downloading playlist PL%s - add --no-playlist to just download video %s' % (playlist_id
, video_id
))
1424 if playlist_id
.startswith('RD'):
1425 # Mixes require a custom extraction process
1426 return self
._extract
_mix
(playlist_id
)
1427 if playlist_id
.startswith('TL'):
1428 raise ExtractorError(u
'For downloading YouTube.com top lists, use '
1429 u
'the "yttoplist" keyword, for example "youtube-dl \'yttoplist:music:Top Tracks\'"', expected
=True)
1431 # Extract the video ids from the playlist pages
1434 for page_num
in itertools
.count(1):
1435 url
= self
._TEMPLATE
_URL
% (playlist_id
, page_num
)
1436 page
= self
._download
_webpage
(url
, playlist_id
, u
'Downloading page #%s' % page_num
)
1437 matches
= re
.finditer(self
._VIDEO
_RE
, page
)
1438 # We remove the duplicates and the link with index 0
1439 # (it's not the first video of the playlist)
1440 new_ids
= orderedSet(m
.group('id') for m
in matches
if m
.group('index') != '0')
1443 if re
.search(self
._MORE
_PAGES
_INDICATOR
, page
) is None:
1446 playlist_title
= self
._og
_search
_title
(page
)
1448 url_results
= self
._ids
_to
_results
(ids
)
1449 return self
.playlist_result(url_results
, playlist_id
, playlist_title
)
1452 class YoutubeTopListIE(YoutubePlaylistIE
):
1453 IE_NAME
= u
'youtube:toplist'
1454 IE_DESC
= (u
'YouTube.com top lists, "yttoplist:{channel}:{list title}"'
1455 u
' (Example: "yttoplist:music:Top Tracks")')
1456 _VALID_URL
= r
'yttoplist:(?P<chann>.*?):(?P<title>.*?)$'
1458 def _real_extract(self
, url
):
1459 mobj
= re
.match(self
._VALID
_URL
, url
)
1460 channel
= mobj
.group('chann')
1461 title
= mobj
.group('title')
1462 query
= compat_urllib_parse
.urlencode({'title': title}
)
1463 playlist_re
= 'href="([^"]+?%s[^"]+?)"' % re
.escape(query
)
1464 channel_page
= self
._download
_webpage
('https://www.youtube.com/%s' % channel
, title
)
1465 link
= self
._html
_search
_regex
(playlist_re
, channel_page
, u
'list')
1466 url
= compat_urlparse
.urljoin('https://www.youtube.com/', link
)
1468 video_re
= r
'data-index="\d+".*?data-video-id="([0-9A-Za-z_-]{11})"'
1470 # sometimes the webpage doesn't contain the videos
1471 # retry until we get them
1472 for i
in itertools
.count(0):
1473 msg
= u
'Downloading Youtube mix'
1475 msg
+= ', retry #%d' % i
1476 webpage
= self
._download
_webpage
(url
, title
, msg
)
1477 ids
= orderedSet(re
.findall(video_re
, webpage
))
1480 url_results
= self
._ids
_to
_results
(ids
)
1481 return self
.playlist_result(url_results
, playlist_title
=title
)
1484 class YoutubeChannelIE(InfoExtractor
):
1485 IE_DESC
= u
'YouTube.com channels'
1486 _VALID_URL
= r
"^(?:https?://)?(?:youtu\.be|(?:\w+\.)?youtube(?:-nocookie)?\.com)/channel/([0-9A-Za-z_-]+)"
1487 _MORE_PAGES_INDICATOR
= 'yt-uix-load-more'
1488 _MORE_PAGES_URL
= 'http://www.youtube.com/c4_browse_ajax?action_load_more_videos=1&flow=list&paging=%s&view=0&sort=da&channel_id=%s'
1489 IE_NAME
= u
'youtube:channel'
1491 def extract_videos_from_page(self
, page
):
1493 for mobj
in re
.finditer(r
'href="/watch\?v=([0-9A-Za-z_-]+)&?', page
):
1494 if mobj
.group(1) not in ids_in_page
:
1495 ids_in_page
.append(mobj
.group(1))
1498 def _real_extract(self
, url
):
1499 # Extract channel id
1500 mobj
= re
.match(self
._VALID
_URL
, url
)
1502 raise ExtractorError(u
'Invalid URL: %s' % url
)
1504 # Download channel page
1505 channel_id
= mobj
.group(1)
1507 url
= 'https://www.youtube.com/channel/%s/videos' % channel_id
1508 channel_page
= self
._download
_webpage
(url
, channel_id
)
1509 autogenerated
= re
.search(r
'''(?x)
1511 channel-header-autogenerated-label|
1512 yt-channel-title-autogenerated
1513 )[^"]*"''', channel_page
) is not None
1516 # The videos are contained in a single page
1517 # the ajax pages can't be used, they are empty
1518 video_ids
= self
.extract_videos_from_page(channel_page
)
1520 # Download all channel pages using the json-based channel_ajax query
1521 for pagenum
in itertools
.count(1):
1522 url
= self
._MORE
_PAGES
_URL
% (pagenum
, channel_id
)
1523 page
= self
._download
_webpage
(url
, channel_id
,
1524 u
'Downloading page #%s' % pagenum
)
1526 page
= json
.loads(page
)
1528 ids_in_page
= self
.extract_videos_from_page(page
['content_html'])
1529 video_ids
.extend(ids_in_page
)
1531 if self
._MORE
_PAGES
_INDICATOR
not in page
['load_more_widget_html']:
1534 self
._downloader
.to_screen(u
'[youtube] Channel %s: Found %i videos' % (channel_id
, len(video_ids
)))
1536 url_entries
= [self
.url_result(video_id
, 'Youtube', video_id
=video_id
)
1537 for video_id
in video_ids
]
1538 return self
.playlist_result(url_entries
, channel_id
)
1541 class YoutubeUserIE(InfoExtractor
):
1542 IE_DESC
= u
'YouTube.com user videos (URL or "ytuser" keyword)'
1543 _VALID_URL
= r
'(?:(?:(?:https?://)?(?:\w+\.)?youtube\.com/(?:user/)?(?!(?:attribution_link|watch)(?:$|[^a-z_A-Z0-9-])))|ytuser:)(?!feed/)([A-Za-z0-9_-]+)'
1544 _TEMPLATE_URL
= 'http://gdata.youtube.com/feeds/api/users/%s'
1545 _GDATA_PAGE_SIZE
= 50
1546 _GDATA_URL
= 'http://gdata.youtube.com/feeds/api/users/%s/uploads?max-results=%d&start-index=%d&alt=json'
1547 IE_NAME
= u
'youtube:user'
1550 def suitable(cls
, url
):
1551 # Don't return True if the url can be extracted with other youtube
1552 # extractor, the regex would is too permissive and it would match.
1553 other_ies
= iter(klass
for (name
, klass
) in globals().items() if name
.endswith('IE') and klass
is not cls
)
1554 if any(ie
.suitable(url
) for ie
in other_ies
): return False
1555 else: return super(YoutubeUserIE
, cls
).suitable(url
)
1557 def _real_extract(self
, url
):
1559 mobj
= re
.match(self
._VALID
_URL
, url
)
1561 raise ExtractorError(u
'Invalid URL: %s' % url
)
1563 username
= mobj
.group(1)
1565 # Download video ids using YouTube Data API. Result size per
1566 # query is limited (currently to 50 videos) so we need to query
1567 # page by page until there are no video ids - it means we got
1572 for pagenum
in itertools
.count(0):
1573 start_index
= pagenum
* self
._GDATA
_PAGE
_SIZE
+ 1
1575 gdata_url
= self
._GDATA
_URL
% (username
, self
._GDATA
_PAGE
_SIZE
, start_index
)
1576 page
= self
._download
_webpage
(gdata_url
, username
,
1577 u
'Downloading video ids from %d to %d' % (start_index
, start_index
+ self
._GDATA
_PAGE
_SIZE
))
1580 response
= json
.loads(page
)
1581 except ValueError as err
:
1582 raise ExtractorError(u
'Invalid JSON in API response: ' + compat_str(err
))
1583 if 'entry' not in response
['feed']:
1584 # Number of videos is a multiple of self._MAX_RESULTS
1587 # Extract video identifiers
1588 entries
= response
['feed']['entry']
1589 for entry
in entries
:
1590 title
= entry
['title']['$t']
1591 video_id
= entry
['id']['$t'].split('/')[-1]
1592 url_results
.append({
1595 'ie_key': 'Youtube',
1600 # A little optimization - if current page is not
1601 # "full", ie. does not contain PAGE_SIZE video ids then
1602 # we can assume that this page is the last one - there
1603 # are no more ids on further pages - no need to query
1606 if len(entries
) < self
._GDATA
_PAGE
_SIZE
:
1609 return self
.playlist_result(url_results
, playlist_title
=username
)
1612 class YoutubeSearchIE(SearchInfoExtractor
):
1613 IE_DESC
= u
'YouTube.com searches'
1614 _API_URL
= 'https://gdata.youtube.com/feeds/api/videos?q=%s&start-index=%i&max-results=50&v=2&alt=jsonc'
1616 IE_NAME
= u
'youtube:search'
1617 _SEARCH_KEY
= 'ytsearch'
1619 def _get_n_results(self
, query
, n
):
1620 """Get a specified number of results for a query"""
1626 while (50 * pagenum
) < limit
:
1627 result_url
= self
._API
_URL
% (compat_urllib_parse
.quote_plus(query
), (50*pagenum
)+1)
1628 data_json
= self
._download
_webpage
(
1629 result_url
, video_id
=u
'query "%s"' % query
,
1630 note
=u
'Downloading page %s' % (pagenum
+ 1),
1631 errnote
=u
'Unable to download API page')
1632 data
= json
.loads(data_json
)
1633 api_response
= data
['data']
1635 if 'items' not in api_response
:
1636 raise ExtractorError(u
'[youtube] No video results')
1638 new_ids
= list(video
['id'] for video
in api_response
['items'])
1639 video_ids
+= new_ids
1641 limit
= min(n
, api_response
['totalItems'])
1644 if len(video_ids
) > n
:
1645 video_ids
= video_ids
[:n
]
1646 videos
= [self
.url_result(video_id
, 'Youtube', video_id
=video_id
)
1647 for video_id
in video_ids
]
1648 return self
.playlist_result(videos
, query
)
1650 class YoutubeSearchDateIE(YoutubeSearchIE
):
1651 IE_NAME
= YoutubeSearchIE
.IE_NAME
+ ':date'
1652 _API_URL
= 'https://gdata.youtube.com/feeds/api/videos?q=%s&start-index=%i&max-results=50&v=2&alt=jsonc&orderby=published'
1653 _SEARCH_KEY
= 'ytsearchdate'
1654 IE_DESC
= u
'YouTube.com searches, newest videos first'
1656 class YoutubeShowIE(InfoExtractor
):
1657 IE_DESC
= u
'YouTube.com (multi-season) shows'
1658 _VALID_URL
= r
'https?://www\.youtube\.com/show/(.*)'
1659 IE_NAME
= u
'youtube:show'
1661 def _real_extract(self
, url
):
1662 mobj
= re
.match(self
._VALID
_URL
, url
)
1663 show_name
= mobj
.group(1)
1664 webpage
= self
._download
_webpage
(url
, show_name
, u
'Downloading show webpage')
1665 # There's one playlist for each season of the show
1666 m_seasons
= list(re
.finditer(r
'href="(/playlist\?list=.*?)"', webpage
))
1667 self
.to_screen(u
'%s: Found %s seasons' % (show_name
, len(m_seasons
)))
1668 return [self
.url_result('https://www.youtube.com' + season
.group(1), 'YoutubePlaylist') for season
in m_seasons
]
1671 class YoutubeFeedsInfoExtractor(YoutubeBaseInfoExtractor
):
1673 Base class for extractors that fetch info from
1674 http://www.youtube.com/feed_ajax
1675 Subclasses must define the _FEED_NAME and _PLAYLIST_TITLE properties.
1677 _LOGIN_REQUIRED
= True
1678 # use action_load_personal_feed instead of action_load_system_feed
1679 _PERSONAL_FEED
= False
1682 def _FEED_TEMPLATE(self
):
1683 action
= 'action_load_system_feed'
1684 if self
._PERSONAL
_FEED
:
1685 action
= 'action_load_personal_feed'
1686 return 'http://www.youtube.com/feed_ajax?%s=1&feed_name=%s&paging=%%s' % (action
, self
._FEED
_NAME
)
1690 return u
'youtube:%s' % self
._FEED
_NAME
1692 def _real_initialize(self
):
1695 def _real_extract(self
, url
):
1698 for i
in itertools
.count(1):
1699 info
= self
._download
_webpage
(self
._FEED
_TEMPLATE
% paging
,
1700 u
'%s feed' % self
._FEED
_NAME
,
1701 u
'Downloading page %s' % i
)
1702 info
= json
.loads(info
)
1703 feed_html
= info
['feed_html']
1704 m_ids
= re
.finditer(r
'"/watch\?v=(.*?)["&]', feed_html
)
1705 ids
= orderedSet(m
.group(1) for m
in m_ids
)
1706 feed_entries
.extend(
1707 self
.url_result(video_id
, 'Youtube', video_id
=video_id
)
1708 for video_id
in ids
)
1709 if info
['paging'] is None:
1711 paging
= info
['paging']
1712 return self
.playlist_result(feed_entries
, playlist_title
=self
._PLAYLIST
_TITLE
)
1714 class YoutubeSubscriptionsIE(YoutubeFeedsInfoExtractor
):
1715 IE_DESC
= u
'YouTube.com subscriptions feed, "ytsubs" keyword(requires authentication)'
1716 _VALID_URL
= r
'https?://www\.youtube\.com/feed/subscriptions|:ytsubs(?:criptions)?'
1717 _FEED_NAME
= 'subscriptions'
1718 _PLAYLIST_TITLE
= u
'Youtube Subscriptions'
1720 class YoutubeRecommendedIE(YoutubeFeedsInfoExtractor
):
1721 IE_DESC
= u
'YouTube.com recommended videos, "ytrec" keyword (requires authentication)'
1722 _VALID_URL
= r
'https?://www\.youtube\.com/feed/recommended|:ytrec(?:ommended)?'
1723 _FEED_NAME
= 'recommended'
1724 _PLAYLIST_TITLE
= u
'Youtube Recommended videos'
1726 class YoutubeWatchLaterIE(YoutubeFeedsInfoExtractor
):
1727 IE_DESC
= u
'Youtube watch later list, "ytwatchlater" keyword (requires authentication)'
1728 _VALID_URL
= r
'https?://www\.youtube\.com/feed/watch_later|:ytwatchlater'
1729 _FEED_NAME
= 'watch_later'
1730 _PLAYLIST_TITLE
= u
'Youtube Watch Later'
1731 _PERSONAL_FEED
= True
1733 class YoutubeHistoryIE(YoutubeFeedsInfoExtractor
):
1734 IE_DESC
= u
'Youtube watch history, "ythistory" keyword (requires authentication)'
1735 _VALID_URL
= u
'https?://www\.youtube\.com/feed/history|:ythistory'
1736 _FEED_NAME
= 'history'
1737 _PERSONAL_FEED
= True
1738 _PLAYLIST_TITLE
= u
'Youtube Watch History'
1740 class YoutubeFavouritesIE(YoutubeBaseInfoExtractor
):
1741 IE_NAME
= u
'youtube:favorites'
1742 IE_DESC
= u
'YouTube.com favourite videos, "ytfav" keyword (requires authentication)'
1743 _VALID_URL
= r
'https?://www\.youtube\.com/my_favorites|:ytfav(?:ou?rites)?'
1744 _LOGIN_REQUIRED
= True
1746 def _real_extract(self
, url
):
1747 webpage
= self
._download
_webpage
('https://www.youtube.com/my_favorites', 'Youtube Favourites videos')
1748 playlist_id
= self
._search
_regex
(r
'list=(.+?)["&]', webpage
, u
'favourites playlist id')
1749 return self
.url_result(playlist_id
, 'YoutubePlaylist')
1752 class YoutubeTruncatedURLIE(InfoExtractor
):
1753 IE_NAME
= 'youtube:truncated_url'
1754 IE_DESC
= False # Do not list
1755 _VALID_URL
= r
'(?:https?://)?[^/]+/watch\?feature=[a-z_]+$'
1757 def _real_extract(self
, url
):
1758 raise ExtractorError(
1759 u
'Did you forget to quote the URL? Remember that & is a meta '
1760 u
'character in most shells, so you want to put the URL in quotes, '
1762 u
'\'http://www.youtube.com/watch?feature=foo&v=BaW_jenozKc\''
1763 u
' (or simply youtube-dl BaW_jenozKc ).',